When you attempt to add a Developer Team to the Xcode service, you may receive this alert message:

This article has been archived and is no longer updated by Apple.

"Server encountered an error with Apple Developer.
Please try again later. If the problem persists, contact Apple Developer Technical Support for help."

Resolution

To add a server to your team, log in with the Apple ID of the agent, or the Apple ID of an admin of a registered Apple Developer Team. To verify team membership and roles, you can contact Apple Developer Program Support.

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The system.log may contain more information, such as: "You are not allowed to perform this operation. Please check with one of your Team Admins, or, if you need further assistance, please contact Apple Developer Program Support."